110021200211021 has 16 divisors (see below), whose sum is σ = 123005365486080. Its totient is φ = 97541309542320.

The previous prime is 110021200211017. The next prime is 110021200211077. The reversal of 110021200211021 is 120112002120011.

It is a cyclic number.

It is not a de Polignac number, because 110021200211021 - 2² = 110021200211017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110021200210987 and 110021200211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021200211821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180569081 + ... + 181177358.

It is an arithmetic number, because the mean of its divisors is an integer number (7687835342880).

Almost surely, 2^{110021200211021} is an apocalyptic number.

110021200211021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021200211021 is a deficient number, since it is larger than the sum of its proper divisors (12984165275059).

110021200211021 is a wasteful number, since it uses less digits than its factorization.

110021200211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361747136.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110021200211021 its reverse (120112002120011), we get a palindrome (230133202331032).

The spelling of 110021200211021 in words is "one hundred ten trillion, twenty-one billion, two hundred million, two hundred eleven thousand, twenty-one".